64882512 has 80 divisors (see below), whose sum is σ = 192696000. Its totient is φ = 20877696.

The previous prime is 64882507. The next prime is 64882529. The reversal of 64882512 is 21528846.

64882512 is a `hidden beast` number, since 64 + 8 + 82 + 512 = 666.

64882512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9939 + ... + 15117.

It is an arithmetic number, because the mean of its divisors is an integer number (2408700).

Almost surely, 2^64882512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64882512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96348000).

64882512 is an abundant number, since it is smaller than the sum of its proper divisors (127813488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64882512 is a wasteful number, since it uses less digits than its factorization.

64882512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5225 (or 5213 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 64882512 is about 8054.9681563616. The cubic root of 64882512 is about 401.8301799982.

The spelling of 64882512 in words is "sixty-four million, eight hundred eighty-two thousand, five hundred twelve".